they face charges of corruption and racketeering and are accused of changing or fabricating test scores in 2001. and some are facing 45 years in prison if convicted, and that includes hall who resigned, and she was a full participant and threatened and punished teachers that did not cheat. the grand jury is recommending that her bond be set at $7.5 million once she surrendered. >>> and then offering free hepatitis test and hiv test. the dentist stopped prag after there were dirty and rusty tools were used. >> reporter: when health officials are calling your dentist a mennice to public health, is it a wonder so many of those parents are worried? not many people jumped for joy when it's time to go to the dentist. colton scott now has more reasons than others to be nervous about his dentist. he had his wisdom teeth removed last year by dr. harrington, and just found out he could have contracted a infectious disease. >> that's the last thing that you think you will be exposed to hiv or hepatitis, something that never would have crossed by mind in a million years. >> his dentist came under s